Philips LX7000SA Service Manual page 63

P-SCAN BOARD - CIRCUIT DIAGRAM (PART 2)
1 2 3
P-scan_Encoder
A
4213
B
* 5202
10u
*
*
C
1000
1
D
2
3
4
VSYNC_MONO
5
HSYNC
6
7
27M_CLK
8
E
YC(0)
9
YB(0)
10
11 YC(1)
YB(1)
12
YC(2)
13
YB(2)
14
YC(3)
15
YB(3)
F
100n
16
2217
17
YB(4)
YC(4)
18
HSYNC
19 YC(5)
YB(5)
20 VSYNC_MONO
21 YC(6)
YB(6)
22
G
23 YC(7)
YB(7)
24
H
+3V3_SCAN
7203-C
74LVT86DB
14
9
8
10
I
7
* PROVISION
Note : Some values may varies, see respective parts list for correct value.
1 2 3
11-4
4 5 6
FE-ST-VK-N
1002
1
2
+2V5_ASCAN
3
+2V5_SCAN
4
+3V3_SCAN
5
6
7
V (Pr/Cr)
8
9
U
(Pb/Cb)
10
11
Y
12
4200
4105
+3V3_SCAN +3V3_SCAN
2218
100n
7200-B
74LVT74DB 14
2219
10 9
100n
11
7203-A
74LVT86DB 14
12 1
3
+3V3_SCAN
13 8 2
7
7
7200-A
74LVT74DB
14
4 5 FOR PROGRESSIVE ONLY
3
2
1 6
7
4 5 6
7 8 9
+3V3_SCAN
7201
PCF8574T
13
INT_
1
INTERRUPT A0
LP FILTER
LOGIC
2
A1
4 P0 A2 3
PSCAN_SEL 5 P1 SCL 14
2
BUS C I INPUT
6 P2 SDA 15
CONTROL FILTER
7 P3
I/O BIT 8 SHIFT
9 P4
REGISTER
PORTS
10 P5 POWER-ON VDD 16
RESET
11 P6
12 P7 VSS 8
SCL
SDA
YB(0)
YB(1)
YB(2)
YB(3)
YB(4)
YB(5)
YB(6)
YB(7)
YA(0)
YA(1)
YA(2)
YA(3)
YA(4)
YA(5)
YA(6)
YA(7)
YA(8)
YA(9)
UVA(0)
UVA(1)
UVA(2)
UVA(3)
UVA(4)
UVA(5)
UVA(6)
UVA(7)
UVA(8)
VSYNC UVA(9)
3205
+2V5_ASCAN
10K
P_HSYNC
P_VSYNC
3206
+2V5_ASCAN
10K
HSYNC
VSYNC_MONO
* 4210 4209
27M_CLK
+3V3_SCAN
7203-D
74LVT86DB 14
12
11
13
* 4211
7
+3V3_SCAN
7203-B
74LVT86DB 14
4
P_CLK
6
+2V5_ASCAN
5
7
7 8 9
11-4
10 11 12 13
+3V3_SCAN
+3V3_SCAN
4212
+2V5_ASCAN
+2V5_ASCAN
2210
100n
4203
100n
2211
2212
100n
100n
2214
7202
ADV7300ST
10 56 1 41 46
VDD VDD-IO VAA VREF
51 S0
3203
52 S1 RSET1 47
STANDARD DEFINITION
1K5
53 S2
CONTROL BLOCK
54 S3 COMP1 45 2215
COLOR CONTROL
100n
BRIGHTNIS
55 S4
DNR
*
58 S5 GAMMA 12-BIT DAC-A 44 4106
DAC
PROG FILTERS
59 S6
SD TESTPATTERN
60 S7
*
12-BIT DAC-B 43 4104
61 S8
DAC
62 S9
*
PROGRAMMABLE
12-BIT DAC-C 42 4107
2 Y0
DAC
RGB MATRIX
3 Y1
4 Y2 12-BIT DAC-D 39 4202
DAC
5 Y3
6 Y4
12-BIT
DAC-E 38 4206
7 Y5 DAC
8 Y6
9 Y7 12-BIT DAC-F 37 4207
DAC
HIGH DEFINITION
12 Y8
CONTROL BLOCK
13 Y9 COMP2 36 2216
100n
HD TESTPATTERN
14 C0
3210
COLOR CONTROL RSET2 35
15 C1
SHARPNESS FILTER
1K5
ADAPT FILTER CTRL
16 C2
17 C3
+2V5_SCAN
18 C4
26 C5
27 C6
28 C7
29 C8
30 C9
SPI_|I2C 19
25 P-BLANK
ALSB-SO 20
2
I C/SPI
23 P-HSYNC_
3214
INTERFACE SDA-CLKSP 21
24 P-VSYNC_
TIMING
100R
SCLK-SI 22
GEN
48 S-BLANK_
PLL
50 S-HSYNC_
49 S-VSYNC_
31 RTC-SCR-TR
DGND
GND-IO
32 63 34 33 40 11 57 64
100R
100R 3207
3208 680R 3n3
3216
2221 +2V5_ASCAN
3209
4K7
820p
4u7
2220
2222
3139 118 55950...8239_210_92942_01...for 3483 pt2 dd wk0232
10 11 12 13
14 1000 D1
1002 A5
2203 B1
2204 B1
2210 B11
2211 B12
2212 B11
2213 C12
2214 C11
2215 C13
2216 F13
2217 F1
A
2218 G5
2219 G5
2220 I11
2221 I11
2222 I12
SCL
3200 A7
3203 C13
SDA
3204 C13
3205 G10
3206 H10
3207 I10
3208 I10
3209 I10
B
3210 F13
3211 F13
3212 G13
3213 G13
3214 H13
3215 H13
3216 I12
3217 D14
3218 D14
3219 D14
4104 D13
4105 C5
C
4106 D13
3204 4107 D13
4200 C5
22R
4202 E13
4203 B12
+2V5_ASCAN
4206 E13
4207 F13
4208 G13
3217
4209 H10
4210 H9
1K2
4211 I9
D
4212 B12
3218
4213 B3
5201 B12
1K2
5202 B3
7200-A H3
3219 7200-B G5
7201 A9
1K2
7202 C10
7203-A G5
7203-B I8
Y
7203-C I1
7203-D I8
E
U
V
+2V5_ASCAN
F
3211
22R
G
*
4208
SDA
3215 SCL
100R
H
I
14